2026 Sportsman 321 HeritageDescription

Spend less time adjusting your setup and more time running confidently across Tampa Bay with a boat that keeps everything working the way it should.

Most owners at this level are done managing compromises—whether that’s inconsistent control at the helm, unreliable power management, or setups that don’t transition cleanly between fishing and family use. The 321 Heritage removes that friction with systems that stay predictable and a layout that works without constant adjustment.

Yamaha Helm Master brings precise joystick control and integrated steering, making docking, positioning, and tight maneuvering far more controlled and repeatable. That translates directly into less stress around the dock and more confidence in changing conditions. The Mastervolt charging system keeps onboard power consistent, so electronics, pumps, and accessories operate without interruption throughout the day. A factory-installed trolling motor harness simplifies adding or running a trolling motor, reducing rigging complexity and keeping your setup clean and ready.

Finished in Ice Blue with a matching Ice Blue hull bottom, this configuration maintains a uniform look that’s easier to care for over time while staying sharp on the water.

Thunder Marine supports this ownership with direct service access and a team that understands how this boat is used in St. Pete, Clearwater, and Sarasota. That means quicker answers, less downtime, and a clearer path to consistent use.

Meet with Thunder Marine to walk through this exact configuration, understand how it fits Tampa Bay use, and review delivery and long-term support.Contact for Pricing.

Ownership with Thunder

• Factory-trained technicians located in St. Petersburg
• Straightforward service scheduling and follow-through
• Local guidance for rigging, setup, and seasonal use
• Ongoing support from a team that knows your boat
• Focus on keeping your time on the water consistent

Key Specs

• Number of engines: Not provided
• Engine make: Yamaha

Features

Helm & Control

• Yamaha Helm Master — Joystick control and integrated steering simplify docking and close-quarters handling
• Unified helm layout — Keeps key controls within reach for faster, more confident operation

Power & Systems

• Mastervolt Charger — Maintains stable battery performance, reducing power-related interruptions

Fishing & Rigging

• Trolling Motor Harness — Prepares the boat for clean trolling motor integration without complex aftermarket work

Layout & Use

• Heritage series layout — Balances fishing access with seating and usability, reducing the need to reconfigure between activities
• Standard factory options — Delivers a complete, ready-to-use setup without additional rigging delays

Finish & Exterior

• Ice Blue hull with matching bottom — Consistent finish that simplifies upkeep and maintains appearance over time

Electronics, Console and Helm

• Garmin Apollo™ RA770 Premium Stereo w/ SportTuun
• Garmin Fusion® Apollo™ ERX400 Stereo Remote Controller
• Garmin GPSMAP® 1643xsv MFD 16" w/ Bluechart G3 (2)
• Garmin GT17M 1kW CHIRP SS Thru-Hull Transducer
• Garmin VHF 215 Radio w/ Antenna
• JL Audio M6 Gloss White Sport Grille Speakers & Subs
• JL Audio MVi Amps w/ Built-in DSP
• Scanstrut ROKK Wireless Phone Chargers (2)
• SeaStar Interact DCM Digital Switching System w/ Keypad
• Seakeeper Ride VACS
• SportLink® Electronics Integration System
• USB/USB-C Audio Plug In-Dash & 12V Receptacle

Helm

• Compass
• Console Interior Liner
• Dual Fuel Fills
• Helm Pad
• Integrated Hard-Top Navigation Lights (Lumitec)
• Integrated Hard-Top Ski Tow Pylon
• Integrated Tempered Glass Windshield w/ Actuated Vent
• Interior LED Lighting Package
• Lockable Console Storage w/ Storage Cabinets & Sandbar Shower
• Porcelain Head w/ Overboard Discharge & Pump Out
• Stainless Steel Steering Wheel w/ Knob

Seating, Upholstery and Pads

• 275-Quart Built-In Console Cooler Seat
• Bow Bolsters
• Bow Cushion Set w/ Bow Sundeck Cushion
• Cockpit Bolsters
• Console Footrest w/ Pads & Storage
• Dual Premium Seats on Fiberglass Leaning Post
• Electric Actuated Bow Sun Deck/Table
• Fiberglass Leaning Post w/ Mezzanine Rear Facing Seat & Cooler
• Premium Serenity Sileather® Marine Silicone Fabrics
• Rear Bench Seat w/ Flip Flop Backrests
• Removable Bow Backrest w/ Armrests
• SunDeck/Table Cushion

Livewells, Pumps and Storage

• (2) 16 Gallon Aft Aquarium Livewells
• (2) In-Deck Storage Boxes
• (2) Macerated In-Deck Fish Boxes
• 30 Gallon Freshwater Tank w/ Fluid Level Sensor
• Anchor Locker Freshwater Washdown
• Freshwater Washdown w/ Integrated Retractable Hose Reel (20')
• High Speed Livewell Pick Up
• Raw Water Washdown w/ Integrated Retractable Hose Reel (20')
• Sandbar Inflator
• Stern Anchor Storage Box w/ Anchor & Line
• Trolling Motor Battery Storage
• Under Gunwale Storage Boxes & Trash Bins

Hull and Deck

• (6) Flush Mount Gunwale Rod Holders
• 10-Year Hull Warranty
• 330 Gallon Fuel Tank w/ Fuel Level Sensor
• Aft Sandbar Cooler
• Advanced Infused Fiberglass Stringer System (No Wood)
• AlloChrome4200+™ Stainless Fasteners
• Anchor Windlass System w/ Anchor & 400' Line
• Battery Switches & 4 Discover AGM Traction Batteries
• Built-In Swim Platform w/ Dual 4 Step Ladders
• Dual Side Entry Doors w/ Full 180° Swing & Removable Ladder
• Fiberglass Hard-Top w/ Integrated D-Tubing Frame
• Gemlux Cleats, Latches, Hinges & Rod Holders
• Grip Tex Yacht Style Non-Skid
• Horn
• Insulated Bow Storage
• Light Hull Color
• Matching Hard-Top Underside Color
• Powder Coating
• Rear Total Access Hatch
• Recessed Bow Hand Rails
• Self Bailing Cockpit
• SportTech® Advanced Fabrication Process
• Stainless Steel Cup Holders
• Stainless Steel Drain Cover
• Stainless Steel Propeller
• Stainless Steel Rub Rail
• Total Access Compartment
• Underlid Gaskets
• Underwater Lights
• Yacht & NMMA Certified

Disclaimer

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.